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wp-content/plugins/gravitysmtp/includes/errors/class-error-handler-service-provider.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Errors;
+
+use Gravity_Forms\Gravity_SMTP\Connectors\Connector_Service_Provider;
+use Gravity_Forms\Gravity_SMTP\Logging\Logging_Service_Provider;
+use Gravity_Forms\Gravity_Tools\Service_Container;
+use Gravity_Forms\Gravity_Tools\Service_Provider;
+
+class Error_Handler_Service_Provider extends Service_Provider {
+
+	const ERROR_HANDLER = 'error_handler';
+
+	public function register( Service_Container $container ) {
+		$container->add( self::ERROR_HANDLER, function() use ( $container ) {
+			$event_log_details = $container->get( Logging_Service_Provider::LOGGER );
+			$events_model = $container->get( Connector_Service_Provider::EVENT_MODEL );
+			$debug_logger = $container->get( Logging_Service_Provider::DEBUG_LOGGER );
+			return new Error_Handler( $event_log_details, $events_model, $debug_logger );
+		});
+	}
+
+	public function init( Service_Container $container ) {
+		add_filter( 'pre_determine_locale', function( $data ) use ( $container ) {
+			$container->get( self::ERROR_HANDLER )->handle();
+
+			return $data;
+		});
+	}
+
+}

wp-content/plugins/gravitysmtp/includes/errors/class-error-handler.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Errors;
+
+use Gravity_Forms\Gravity_SMTP\Logging\Debug\Debug_Logger;
+use Gravity_Forms\Gravity_SMTP\Logging\Log\Logger;
+use Gravity_Forms\Gravity_SMTP\Models\Event_Model;
+use Gravity_Forms\Gravity_SMTP\Models\Log_Details_Model;
+
+class Error_Handler {
+
+	/**
+	 * @var Log_Details_Model
+	 */
+	private $logger;
+
+	/**
+	 * @var Event_Model
+	 */
+	private $events;
+
+	/**
+	 * @var Debug_Logger
+	 */
+	private $debug_logger;
+
+	public function __construct( Logger $logger, Event_Model $events, Debug_Logger $debug_logger ) {
+		$this->logger       = $logger;
+		$this->events       = $events;
+		$this->debug_logger = $debug_logger;
+	}
+
+	public function handle() {
+		$error = error_get_last();
+
+		if ( ! $error ) {
+			return;
+		}
+
+		if ( ! in_array( $error['type'], array( E_ERROR, E_COMPILE_ERROR, E_USER_ERROR, E_RECOVERABLE_ERROR, E_CORE_ERROR ) ) ) {
+			return;
+		}
+
+		$email_id = $this->events->get_latest_id();
+
+		if ( is_null( $email_id ) ) {
+			return;
+		}
+
+		$error_prefix = __( 'A fatal error occured when sending', 'gravitysmtp' );
+
+		$this->logger->log( $email_id, 'failed', sprintf( '%s: %s', $error_prefix, $error['message'] ) );
+
+		$this->events->update( array( 'status' => 'failed' ), $email_id );
+
+		$this->debug_logger->log_fatal( $error['message'] );
+
+		if ( wp_doing_ajax() ) {
+			wp_send_json_error( sprintf( '%s: %s', $error_prefix, $error['message'] ), 500 );
+		}
+	}
+
+}